Parts such as the Lower Crankcase: O-ring,15x2.5, Bolt,flange,6x40, Bolt,flange, 6x32, Seat,oil Spring are included in the Cb400nc 1983 (d) European Direct Sales Lower Crankcase parts fiche.
With all the components that make up the CB400NC 1983 (D) EUROPEAN DIRECT SALES LOWER CRANKCASE assembly. The Bolt,flange, 6x32 is the most frequently specified with four applications.
The lowest price component in this Lower Crankcase parts-list fiche is the Washer,plug Drain 14.